Drum



FIG. 1 is a perspective view showing the new ornamental design for a drum;

FIG. 2 is an enlarged side view of the drum;

FIG. 3 is a bottom view of the drum;

FIG. 4 is a top view of the drum; and,

FIG. 5 is a fragmentary sectional view of a portion of the drum. 

The ornamental design for a drum, as shown. 